@@ -1,2 +1,2 @@ #!/bin/sh -echo "#define DRIVER_VERSION \"SVN r223-flip\"" +echo "#define DRIVER_VERSION \"SVN r246-flip\"" svn-version.sh @@ -9,6 +9,11 @@ #endif #endif +#ifdef CONFIG_INPUT +#undef CONFIG_USB_VIDEO_CLASS_INPUT_EVDEV +#define CONFIG_USB_VIDEO_CLASS_INPUT_EVDEV 1 +#endif + #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,18) /* * Extended control API @@ -177,11 +182,15 @@ enum v4l2_exposure_auto_type { #ifdef __KERNEL__ +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,12) +#define __nocast +#endif + #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,14) /* * kzalloc() */ -typedef unsigned int __nocast gfp_flags; +typedef unsigned int __nocast gfp_t; static inline void * kzalloc(size_t size, gfp_t gfp_flags) @@ -197,6 +206,8 @@ kzalloc(size_t size, gfp_t gfp_flags) /* * vm_insert_page() */ +#include <linux/mm.h> + static inline int vm_insert_page(struct vm_area_struct *vma, unsigned long addr, struct page *page) @@ -248,12 +259,24 @@ v4l_printk_ioctl(unsigned int cmd) #include <asm/mutex.h> #endif +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,18) +#include <linux/videodev.h> +#endif + #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19) /* * usb_endpoint_* functions * * Included in Linux 2.6.19 + * Backported to 2.6.18 in Red Hat Enterprise Linux 5.2 */ +#ifdef RHEL_RELEASE_CODE +#if RHEL_RELEASE_CODE < RHEL_RELEASE_VERSION(5,2) +#define RHEL_HAS_USB_ENDPOINT +#endif +#endif + +#ifndef RHEL_HAS_USB_ENDPOINT static inline int usb_endpoint_dir_in(const struct usb_endpoint_descriptor *epd) { return ((epd->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_IN); @@ -281,6 +304,7 @@ static inline int usb_endpoint_is_int_in(const struct usb_endpoint_descriptor *e { return (usb_endpoint_xfer_int(epd) && usb_endpoint_dir_in(epd)); } +#endif /* RHEL_HAS_USB_ENDPOINT */ /* * USB auto suspend @@ -301,6 +325,11 @@ static inline void usb_autopm_put_interface(struct usb_interface *intf) */ #define list_first_entry(ptr, type, member) \ list_entry((ptr)->next, type, member) + +/* + * uninitialized_var() macro + */ +#define uninitialized_var(x) x #endif #endif /* __KERNEL__ */ uvc_compat.h @@ -197,8 +197,8 @@ static struct uvc_menu_info power_line_frequency_controls[] = { }; static struct uvc_menu_info exposure_auto_controls[] = { - { 1, "Manual Mode" }, { 2, "Auto Mode" }, + { 1, "Manual Mode" }, { 4, "Shutter Priority Mode" }, { 8, "Aperture Priority Mode" }, }; @@ -587,13 +587,18 @@ int uvc_query_v4l2_ctrl(struct uvc_video_device *video, struct uvc_control_mapping *mapping; struct uvc_menu_info *menu; unsigned int i; - __u8 data[8]; + __u8 *data; int ret; ctrl = uvc_find_control(video, v4l2_ctrl->id, &mapping); if (ctrl == NULL) return -EINVAL; + data = kmalloc(8, GFP_KERNEL); + if (data == NULL) + return -ENOMEM; + + memset(v4l2_ctrl, 0, sizeof *v4l2_ctrl); v4l2_ctrl->id = mapping->id; v4l2_ctrl->type = mapping->v4l2_type; strncpy(v4l2_ctrl->name, mapping->name, sizeof v4l2_ctrl->name); @@ -605,12 +610,13 @@ int uvc_query_v4l2_ctrl(struct uvc_video_device *video, if (ctrl->info->flags & UVC_CONTROL_GET_DEF) { if ((ret = uvc_query_ctrl(video->dev, GET_DEF, ctrl->entity->id, video->dev->intfnum, ctrl->info->selector, - &data, ctrl->info->size)) < 0) - return ret; + data, ctrl->info->size)) < 0) + goto out; v4l2_ctrl->default_value = uvc_get_le_value(data, mapping); } - if (mapping->v4l2_type == V4L2_CTRL_TYPE_MENU) { + switch (mapping->v4l2_type) { + case V4L2_CTRL_TYPE_MENU: v4l2_ctrl->minimum = 0; v4l2_ctrl->maximum = mapping->menu_count - 1; v4l2_ctrl->step = 1; @@ -623,32 +629,46 @@ int uvc_query_v4l2_ctrl(struct uvc_video_device *video, } } - return 0; + ret = 0; + goto out; + + case V4L2_CTRL_TYPE_BOOLEAN: + v4l2_ctrl->minimum = 0; + v4l2_ctrl->maximum = 1; + v4l2_ctrl->step = 1; + ret = 0; + goto out; + + default: + break; } if (ctrl->info->flags & UVC_CONTROL_GET_MIN) { if ((ret = uvc_query_ctrl(video->dev, GET_MIN, ctrl->entity->id, video->dev->intfnum, ctrl->info->selector, - &data, ctrl->info->size)) < 0) - return ret; + data, ctrl->info->size)) < 0) + goto out; v4l2_ctrl->minimum = uvc_get_le_value(data, mapping); } if (ctrl->info->flags & UVC_CONTROL_GET_MAX) { if ((ret = uvc_query_ctrl(video->dev, GET_MAX, ctrl->entity->id, video->dev->intfnum, ctrl->info->selector, - &data, ctrl->info->size)) < 0) - return ret; + data, ctrl->info->size)) < 0) + goto out; v4l2_ctrl->maximum = uvc_get_le_value(data, mapping); } if (ctrl->info->flags & UVC_CONTROL_GET_RES) { if ((ret = uvc_query_ctrl(video->dev, GET_RES, ctrl->entity->id, video->dev->intfnum, ctrl->info->selector, - &data, ctrl->info->size)) < 0) - return ret; + data, ctrl->info->size)) < 0) + goto out; v4l2_ctrl->step = uvc_get_le_value(data, mapping); } - return 0; + ret = 0; +out: + kfree(data); + return ret; } uvc_ctrl.c @@ -1461,9 +1461,13 @@ static int uvc_register_video(struct uvc_device *dev) * unregistered before the reference is released, so we don't need to * get another one. */ +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,27) vdev->dev = &dev->intf->dev; vdev->type = 0; vdev->type2 = 0; +#else + vdev->parent = &dev->intf->dev; +#endif vdev->minor = -1; vdev->fops = &uvc_fops; vdev->release = video_device_release; @@ -1636,13 +1640,16 @@ static void uvc_disconnect(struct usb_interface *intf) * reference to the uvc_device instance after uvc_v4l2_open() received * the pointer to the device (video_devdata) but before it got the * chance to increase the reference count (kref_get). + * + * Note that the reference can't be released with the lock held, + * otherwise a AB-BA deadlock can occur with the videodev_lock that + * videodev acquires in videodev_open() and video_unregister_device(). */ mutex_lock(&uvc_driver.open_mutex); - dev->state |= UVC_DEV_DISCONNECTED; - kref_put(&dev->kref, uvc_delete); - mutex_unlock(&uvc_driver.open_mutex); + + kref_put(&dev->kref, uvc_delete); } static int uvc_suspend(struct usb_interface *intf, pm_message_t message) @@ -1665,7 +1672,7 @@ static int uvc_suspend(struct usb_interface *intf, pm_message_t message) return uvc_video_suspend(&dev->video); } -static int uvc_resume(struct usb_interface *intf) +static int __uvc_resume(struct usb_interface *intf, int reset) { struct uvc_device *dev = usb_get_intfdata(intf); int ret; @@ -1674,7 +1681,7 @@ static int uvc_resume(struct usb_interface *intf) intf->cur_altsetting->desc.bInterfaceNumber); if (intf->cur_altsetting->desc.bInterfaceSubClass == SC_VIDEOCONTROL) { - if ((ret = uvc_ctrl_resume_device(dev)) < 0) + if (reset && (ret = uvc_ctrl_resume_device(dev)) < 0) return ret; return uvc_status_resume(dev); @@ -1689,6 +1696,18 @@ static int uvc_resume(struct usb_interface *intf) return uvc_video_resume(&dev->video); } +static int uvc_resume(struct usb_interface *intf) +{ + return __uvc_resume(intf, 0); +} + +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,23) +static int uvc_reset_resume(struct usb_interface *intf) +{ + return __uvc_resume(intf, 1); +} +#endif + /* ------------------------------------------------------------------------ * Driver initialization and cleanup */ @@ -1829,6 +1848,15 @@ static struct usb_device_id uvc_ids[] = { .bInterfaceSubClass = 1, .bInterfaceProtocol = 0, .driver_info = UVC_QUIRK_STREAM_NO_FID }, + /* Asus F9SG */ + { .match_flags = USB_DEVICE_ID_MATCH_DEVICE + | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x174f, + .idProduct = 0x8a31, + .bInterfaceClass = USB_CLASS_VIDEO, + .bInterfaceSubClass = 1, + .bInterfaceProtocol = 0, + .driver_info = UVC_QUIRK_STREAM_NO_FID }, /* Syntek (Asus U3S) */ { .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, @@ -1877,7 +1905,7 @@ static struct usb_device_id uvc_ids[] = { .bInterfaceSubClass = 1, .bInterfaceProtocol = 0, .driver_info = UVC_QUIRK_PROBE_MINMAX }, - /* Packard Bell OEM Webcam */ + /* Packard Bell OEM Webcam - Bison Electronics */ { .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, .idVendor = 0x5986, @@ -1886,7 +1914,7 @@ static struct usb_device_id uvc_ids[] = { .bInterfaceSubClass = 1, .bInterfaceProtocol = 0, .driver_info = UVC_QUIRK_PROBE_MINMAX }, - /* Acer Crystal Eye webcam */ + /* Acer Crystal Eye webcam - Bison Electronics */ { .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, .idVendor = 0x5986, @@ -1895,7 +1923,16 @@ static struct usb_device_id uvc_ids[] = { .bInterfaceSubClass = 1, .bInterfaceProtocol = 0, .driver_info = UVC_QUIRK_PROBE_MINMAX }, - /* Acer OrbiCam - Unknown vendor */ + /* Medion Akoya Mini E1210 - Bison Electronics */ + { .match_flags = USB_DEVICE_ID_MATCH_DEVICE + | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x5986, + .idProduct = 0x0141, + .bInterfaceClass = USB_CLASS_VIDEO, + .bInterfaceSubClass = 1, + .bInterfaceProtocol = 0, + .driver_info = UVC_QUIRK_PROBE_MINMAX }, + /* Acer OrbiCam - Bison Electronics */ { .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_INFO, .idVendor = 0x5986, @@ -1904,6 +1941,33 @@ static struct usb_device_id uvc_ids[] = { .bInterfaceSubClass = 1, .bInterfaceProtocol = 0, .driver_info = UVC_QUIRK_PROBE_MINMAX }, + /* Fujitsu Amilo SI2636 - Bison Electronics */ + { .match_flags = USB_DEVICE_ID_MATCH_DEVICE + | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x5986, + .idProduct = 0x0202, + .bInterfaceClass = USB_CLASS_VIDEO, + .bInterfaceSubClass = 1, + .bInterfaceProtocol = 0, + .driver_info = UVC_QUIRK_PROBE_MINMAX }, + /* Bison Electronics */ + { .match_flags = USB_DEVICE_ID_MATCH_DEVICE + | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x5986, + .idProduct = 0x0300, + .bInterfaceClass = USB_CLASS_VIDEO, + .bInterfaceSubClass = 1, + .bInterfaceProtocol = 0, + .driver_info = UVC_QUIRK_PROBE_MINMAX }, + /* Clevo M570TU - Bison Electronics */ + { .match_flags = USB_DEVICE_ID_MATCH_DEVICE + | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x5986, + .idProduct = 0x0303, + .bInterfaceClass = USB_CLASS_VIDEO, + .bInterfaceSubClass = 1, + .bInterfaceProtocol = 0, + .driver_info = UVC_QUIRK_PROBE_MINMAX }, /* Generic USB Video Class */ { USB_INTERFACE_INFO(USB_CLASS_VIDEO, 1, 0) }, {} @@ -1921,6 +1985,9 @@ struct uvc_driver uvc_driver = { .disconnect = uvc_disconnect, .suspend = uvc_suspend, .resume = uvc_resume, +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,23) + .reset_resume = uvc_reset_resume, +#endif .id_table = uvc_ids, #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,19) .supports_autosuspend = 1, uvc_driver.c @@ -26,6 +26,7 @@ /* -------------------------------------------------------------------------- * Input device */ +#ifdef CONFIG_USB_VIDEO_CLASS_INPUT_EVDEV static int uvc_input_init(struct uvc_device *dev) { struct usb_device *udev = dev->udev; @@ -75,6 +76,19 @@ static void uvc_input_cleanup(struct uvc_device *dev) input_unregister_device(dev->input); } +static void uvc_input_report_key(struct uvc_device *dev, unsigned int code, + int value) +{ + if (dev->input) + input_report_key(dev->input, code, value); +} + +#else +#define uvc_input_init(dev) +#define uvc_input_cleanup(dev) +#define uvc_input_report_key(dev, code, value) +#endif /* CONFIG_USB_VIDEO_CLASS_INPUT_EVDEV */ + /* -------------------------------------------------------------------------- * Status interrupt endpoint */ @@ -91,8 +105,7 @@ static void uvc_event_streaming(struct uvc_device *dev, __u8 *data, int len) return; uvc_trace(UVC_TRACE_STATUS, "Button (intf %u) %s len %d\n", data[1], data[3] ? "pressed" : "released", len); - if (dev->input) - input_report_key(dev->input, BTN_0, data[3]); + uvc_input_report_key(dev, BTN_0, data[3]); } else { uvc_trace(UVC_TRACE_STATUS, "Stream %u error event %02x %02x " "len %d.\n", data[1], data[2], data[3], len); uvc_status.c @@ -25,6 +25,9 @@ #if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,15) #include <media/v4l2-common.h> #endif +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,26) +#include <media/v4l2-ioctl.h> +#endif #include "uvcvideo.h" @@ -1035,7 +1038,7 @@ static int uvc_v4l2_mmap(struct file *file, struct vm_area_struct *vma) { struct video_device *vdev = video_devdata(file); struct uvc_video_device *video = video_get_drvdata(vdev); - struct uvc_buffer *buffer; + struct uvc_buffer *uninitialized_var(buffer); struct page *page; unsigned long addr, start, size; unsigned int i; uvc_v4l2.c @@ -92,17 +92,20 @@ static void uvc_fixup_buffer_size(struct uvc_video_device *video, static int uvc_get_video_ctrl(struct uvc_video_device *video, struct uvc_streaming_control *ctrl, int probe, __u8 query) { - __u8 data[34]; - __u8 size; + __u8 *data; + __u16 size; int ret; size = video->dev->uvc_version >= 0x0110 ? 34 : 26; + data = kmalloc(size, GFP_KERNEL); + if (data == NULL) + return -ENOMEM; + ret = __uvc_query_ctrl(video->dev, query, 0, video->streaming->intfnum, - probe ? VS_PROBE_CONTROL : VS_COMMIT_CONTROL, &data, size, + probe ? VS_PROBE_CONTROL : VS_COMMIT_CONTROL, data, size, UVC_CTRL_STREAMING_TIMEOUT); - if (ret < 0) - return ret; + goto out; ctrl->bmHint = le16_to_cpup((__le16 *)&data[0]); ctrl->bFormatIndex = data[2]; @@ -138,17 +141,22 @@ static int uvc_get_video_ctrl(struct uvc_video_device *video, */ uvc_fixup_buffer_size(video, ctrl); - return 0; +out: + kfree(data); + return ret; } int uvc_set_video_ctrl(struct uvc_video_device *video, struct uvc_streaming_control *ctrl, int probe) { - __u8 data[34]; - __u8 size; + __u8 *data; + __u16 size; + int ret; size = video->dev->uvc_version >= 0x0110 ? 34 : 26; - memset(data, 0, sizeof data); + data = kzalloc(size, GFP_KERNEL); + if (data == NULL) + return -ENOMEM; *(__le16 *)&data[0] = cpu_to_le16(ctrl->bmHint); data[2] = ctrl->bFormatIndex; @@ -176,10 +184,13 @@ int uvc_set_video_ctrl(struct uvc_video_device *video, data[33] = ctrl->bMaxVersion; } - return __uvc_query_ctrl(video->dev, SET_CUR, 0, + ret = __uvc_query_ctrl(video->dev, SET_CUR, 0, video->streaming->intfnum, - probe ? VS_PROBE_CONTROL : VS_COMMIT_CONTROL, &data, size, + probe ? VS_PROBE_CONTROL : VS_COMMIT_CONTROL, data, size, UVC_CTRL_STREAMING_TIMEOUT); + + kfree(data); + return ret; } int uvc_probe_video(struct uvc_video_device *video, @@ -446,7 +457,8 @@ static void uvc_video_decode_isoc(struct urb *urb, urb->iso_frame_desc[i].actual_length - ret); /* Process the header again. */ - uvc_video_decode_end(video, buf, mem, ret); + uvc_video_decode_end(video, buf, mem, + urb->iso_frame_desc[i].actual_length); if (buf->state == UVC_BUF_STATE_DONE || buf->state == UVC_BUF_STATE_ERROR) @@ -503,7 +515,7 @@ static void uvc_video_decode_bulk(struct urb *urb, video->bulk.payload_size >= video->bulk.max_payload_size) { if (!video->bulk.skip_payload && buf != NULL) { uvc_video_decode_end(video, buf, video->bulk.header, - video->bulk.header_size); + video->bulk.payload_size); if (buf->state == UVC_BUF_STATE_DONE || buf->state == UVC_BUF_STATE_ERROR) buf = uvc_queue_next_buffer(&video->queue, buf); uvc_video.c 02d86af7a99b61a687f04cddf3c7bf24c08295d4 Derek Bruce dbruce@gmail.com http://github.com/dfu/linux-uvc_flip/commit/b8f85e01521f255939eb37d019ea9fe569ddb015 b8f85e01521f255939eb37d019ea9fe569ddb015 2008-09-04T03:39:30-07:00 2008-09-04T03:39:30-07:00 Updated to SVN-246 of linux-uvc. 9ef4bc8e460e17fa87d0ee134d70cb3c3bf9a239 Derek Bruce dbruce@gmail.com